Conveyor roller dia 60-219, length 190-3400, used in mining, cement, steel, harbor, etc. Standard: ISO, CEMA, DIN, JIS. Certificate: CE, ISO1. Dia 60-219, length 190-34002. The spare parts of the belt conveyor used in mining, cement, steel, harbor industry, etc3. Standard: ISO, CEMA, DIN, JIS4. Certificate: CE, ISO, BV, SGSOur conveyor rollers have been exported to more than 50 countries all over the world in past years and we have professional engineers and all of them have rice experience in this field, we can design the goods independently